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# Copyright (c) 2013, 2015-2017 ARM Limited
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#
# The license below extends only to copyright in the software and shall
# not be construed as granting a license to any other intellectual
# property including but not limited to intellectual property relating
# to a hardware implementation of the functionality of the software
# licensed hereunder. You may use the software subject to the license
# terms below provided that you ensure that this notice is replicated
# unmodified and in its entirety in all distributions of the software,
# modified or unmodified, in source code or in binary form.
#
# Copyright (c) 2011 Advanced Micro Devices, Inc.
# Copyright (c) 2009 The Hewlett-Packard Development Company
# Copyright (c) 2004-2005 The Regents of The University of Michigan
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer;
# redistributions in binary form must reproduce the above copyright
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# neither the name of the copyright holders nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
from asyncio import subprocess
import os
import sys
import subprocess
import gem5_scons.util
import SCons.Script
git_style_message = """
You're missing the pre-commit/commit-msg hooks. These hook help to ensure your
code follows gem5's style rules on git commit and your commit messages follow
our commit message requirements. This script will now install these hooks in
your .git/hooks/ directory.
Press enter to continue, or ctrl-c to abort:
"""
def install_style_hooks(env):
try:
gitdir = env.Dir(
gem5_scons.util.readCommand(
["git", "rev-parse", "--git-dir"]
).strip("\n")
)
except Exception as e:
print("Warning: Failed to find git repo directory: %s" % e)
return
git_hooks = gitdir.Dir("hooks")
def hook_exists(hook_name):
hook = git_hooks.File(hook_name)
return hook.exists()
if hook_exists("pre-commit") and hook_exists("commit-msg"):
return
print(git_style_message, end=" ")
if SCons.Script.GetOption("install_hooks"):
print("Installing revision control hooks automatically.")
else:
try:
input()
except:
print("Input exception, exiting scons.\n")
sys.exit(1)
pre_commit_install = env.Dir("#util").File("pre-commit-install.sh")
ret = subprocess.call(str(pre_commit_install), shell=True)
if ret != 0:
print(
"It is strongly recommended you install the pre-commit hooks "
"before working with gem5. Do you want to continue compilation "
"(y/n)?"
)
while True:
response = input().lower().strip()
if response in {"yes", "ye", "y"}:
return
elif response in {"no", "n"}:
sys.exit(1)
else:
print(
f"Could not parse answer '{response}'. Do you want to "
"continue compilation (y/n)?"
)
def generate(env):
if exists(env) and not gem5_scons.util.ignore_style():
install_style_hooks(env)
def exists(env):
return env.Entry("#.git").exists()